Recessed valve

Details Recessed valve Recessed valve

1978-12-19

1980-12-23

Schwadron, Martin P.

Fluid handling

With casing, support, protector or static constructional...

Guards and shields

137315, 285 4, F16K 2700

Patent

active

042404622

ABSTRACT:
A recessed valve includes a protective valve cover sleeve and an actuating spindle, wherein the sleeve is provided with spaced-apart circumferential notches which permit an installer to shorten the sleeve in steps. The spindle has similar notches which also permit shortening its length.

REFERENCES:
patent: 1266246 (1918-05-01), Fulton
patent: 1684572 (1928-09-01), Boosey
patent: 1890357 (1932-12-01), Barber
patent: 1951645 (1934-03-01), Boosey
patent: 3331386 (1967-07-01), Politz
patent: 3339215 (1967-09-01), Flood
patent: 3472427 (1969-10-01), Schaefer
patent: 3480299 (1969-11-01), Henderson
patent: 3835615 (1974-09-01), King, Jr.

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